Chemical composition of old stars

被引：0
|
作者：
Barbuy, B [1 ]
机构：
[1] Univ Sao Paulo, Inst Astron & Geofis, Sao Paulo, Brazil
来源：
YOUNG GALAXIES AND QSO ABSORPTION-LINE SYSTEMS | 1997年 / 114卷
关键词：
D O I：
暂无
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
The signature of the early chemical evolution of our Galaxy is imprinted in the abundance ratios of the oldest stars. In particular the halo stars of metallicities -4.1 < [Fe/H] < -1.0 and metal-rich ([Fe/H] approximate to 0.0) in the bulge can provide such information.
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页码：51 / 54
页数：4
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